/*
**初始化css
*/
html,body,ol,ul,h1,h2,h3,h4,h5,h6,p,th,td,dl,dd,form,fieldset,legend,input,textarea,select{
    margin:0;
    padding:0;
}
a{
    text-decoration:none;
}
a:hover{
    text-underline: none;
}
body{
    font-size:62.5%;
}
li{
    list-style: none;
}